/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import workdb.database;
/**
 *
 * @author Андрей
 */
public class removeServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /*
             * TODO output your page here. You may use following sample code.
             */
            /*out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet removeServlet</title>");            
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>JSP parameter: " + request.getParameter("T1") + "</h1>");
            out.println("</body>");
            out.println("</html>");*/
            String action=request.getParameter("action");
            if(action.equals("del")){
                try {
                    database.delEmp(request.getParameter("id"));
                    out.println("<html>");
                    out.println("<head>");
                    out.println("<title>Удаление</title>");            
                    out.println("</head>");
                    out.println("<body bgcolor='#0066FF'>");
                    out.println("<h1>Сотрудник удален.</h1>");
                    out.println("</body>");
                    out.println("</html>");
                } catch (SQLException ex) {
                    out.println("<html>");
                    out.println("<head>");
                    out.println("<title>Удаление</title>");            
                    out.println("</head>");
                    out.println("<body bgcolor='#0066FF'>");
                    out.println("<h1>Ошибка базы данных</h1>");
                    out.println("</body>");
                    out.println("</html>");
                }
            }
            else{
                if(action.equals("find")){
                    try {
                        String [] res=database.findEmp(request.getParameter("id"));
                        if(res[0]!=null){
                            out.println("<html>");
                            out.println("<head>");
                            out.println("<title>Удаление</title>");            
                            out.println("</head>");
                            out.println("<body bgcolor='#0066FF'>");
                            out.println("<h1>Имя:"+res[0]+"</h1>");
                            out.println("<h1>Должность:"+res[1]+"</h1>");
                            if(res[2]==null){
                                out.println("<h1>Менеджер: отсутствует</h1>");
                            }
                            else{
                                out.println("<h1>Менеджер: "+res[2]+"</h1>");
                            }
                            out.println("<h1>Дата приема на работу:"+res[3]+"</h1>");
                            out.println("<h1>Зарплата:"+res[4]+"</h1>");
                             if(res[5]==null){
                                out.println("<h1>Коммисионные: отсутствует</h1>");
                            }
                            else{
                                out.println("<h1>Коммисионные: "+res[5]+"</h1>");
                            }
                            out.println("<h1>Департамент:"+res[6]+"</h1>");
                            out.println("</body>");
                            out.println("</html>");
                        }
                        else{
                            out.println("<html>");
                            out.println("<head>");
                            out.println("<title>Удаление</title>");            
                            out.println("</head>");
                            out.println("<body bgcolor='#0066FF'>");
                            out.println("<h1>Сотрудник не найден.</h1>");
                            out.println("</body>");
                            out.println("</html>"); 
                        }
                    } catch (SQLException ex) {
                        out.println("<html>");
                        out.println("<head>");
                        out.println("<title>Удаление</title>");            
                        out.println("</head>");
                        out.println("<body bgcolor='#0066FF'>");
                        out.println("<h1>Ошибка базы данных</h1>");
                        out.println("</body>");
                        out.println("</html>");
                    }
                }
            }
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
